Examples of Depth of Field

Large depth of field, with sunset. Unknown photographer/name

Shallow Depth of field.Unknown name/photographer. Shows good leading lines, but the picture doesn't follow rule of thirds.

Shows shallow depth of field. By Dorian Stretton  and is called A Shallow Depth of Field 28

Shows shallow depth of field. Unknown photographer/name.

This picture shows a wide depth of field. Unknown name/photographer.